Speaker



FIG. 1 is a top front perspective view of a speaker showing our new design;

FIG. 2 is a top rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines in the figures show portions of the speaker that form no part of the claimed design.

The shade lines in the figures show contour and not surface ornamentation. 

CLAIM The ornamental design for a speaker, as shown and described. 